Ecosystem Community Population Organism

Which of the following is the most simple level of an ecosystem?

• A community

• An organism

• A population

• An ecosystem

What level of organization can be observed in the image?

• Species

• Population

• Community

• Ecosystem

Tags

NGSS.MS-LS2-1

Put the levels of organization in an ecosystem in order from the largest to the smallest. 

• population, organism, community

• organism, community, population

• community, population, organism

• community, organism, population

What are the biotic factors in this image?

• sunlight, elephants, and grasses

• sunlight, water,  and air

• elephants, plants, trees 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

This is a picture of a black wildebeest. Its scientific name is Connochaetes taurinus. All black wildebeest are part of the same ______ .

• ecosystem

• community

• species

• organism

Tags

NGSS.MS-LS4-4

same species same area

• habitat

• biome

• community

• population

Tags

NGSS.MS-LS2-4

A group of the same type of organisms living in the same place at the same time.

• threatened species

• populations

• abiotic factors

• limiting factor

Tags

NGSS.MS-LS2-1

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population

• Ecosystem

• Community

• Ecosphere

Which of the following best describes a community?

• sharks, groupers, anemones and shrimp on a coral reef

• decorator crabs on the seafloor

• loggerhead sea turtles in Atlantic

• prairie grassland in Wyoming

Tags

NGSS.MS-LS2-2

Nonliving elements in an ecosystem are called _______________.

• biotic factor

• abiotic factor

• limiting factor

• carrying capacity